[INFO] fetching crate dope 0.1.0...
[INFO] testing dope-0.1.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate dope 0.1.0 into /workspace/builds/worker-71/source
[INFO] validating manifest of crates.io crate dope 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dope 0.1.0
[INFO] finished tweaking crates.io crate dope 0.1.0
[INFO] tweaked toml for crates.io crate dope 0.1.0 written to /workspace/builds/worker-71/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc6ab00f5f4d6924d9bf91f7a204ba2a105305fe07b971d4de8688cd74ffd427
[INFO] running `Command { std: "docker" "start" "-a" "bc6ab00f5f4d6924d9bf91f7a204ba2a105305fe07b971d4de8688cd74ffd427", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc6ab00f5f4d6924d9bf91f7a204ba2a105305fe07b971d4de8688cd74ffd427", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc6ab00f5f4d6924d9bf91f7a204ba2a105305fe07b971d4de8688cd74ffd427", kill_on_drop: false }`
[INFO] [stdout] bc6ab00f5f4d6924d9bf91f7a204ba2a105305fe07b971d4de8688cd74ffd427
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f76129986d2564f83b8b274b8580d65c293381d427358818c762d0c1c555455
[INFO] running `Command { std: "docker" "start" "-a" "2f76129986d2564f83b8b274b8580d65c293381d427358818c762d0c1c555455", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling dope v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0412]: cannot find type `kevent` in crate `libc`
[INFO] [stdout]    --> src/executor/reactor/sys/kqueue.rs:15:23
[INFO] [stdout]     |
[INFO] [stdout] 15  |       events: Vec<libc::kevent>,
[INFO] [stdout]     |                         ^^^^^^ help: a struct with a similar name exists: `servent`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.98/src/unix/mod.rs:43:1
[INFO] [stdout]     |
[INFO] [stdout] 43  | / s! {
[INFO] [stdout] 44  | |     pub struct group {
[INFO] [stdout] 45  | |         pub gr_name: *mut ::c_char,
[INFO] [stdout] 46  | |         pub gr_passwd: *mut ::c_char,
[INFO] [stdout] ...   |
[INFO] [stdout] 195 | |     }
[INFO] [stdout] 196 | | }
[INFO] [stdout]     | |_- similarly named struct `servent` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `kqueue` in crate `libc`
[INFO] [stdout]   --> src/executor/reactor/sys/kqueue.rs:20:34
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let res = unsafe { libc::kqueue() };
[INFO] [stdout]    |                                  ^^^^^^ not found in `libc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `kevent` in crate `libc`
[INFO] [stdout]    --> src/executor/reactor/sys/kqueue.rs:39:34
[INFO] [stdout]     |
[INFO] [stdout] 39  |           let changes = vec![libc::kevent {
[INFO] [stdout]     |                                    ^^^^^^ help: a struct with a similar name exists: `servent`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.98/src/unix/mod.rs:43:1
[INFO] [stdout]     |
[INFO] [stdout] 43  | / s! {
[INFO] [stdout] 44  | |     pub struct group {
[INFO] [stdout] 45  | |         pub gr_name: *mut ::c_char,
[INFO] [stdout] 46  | |         pub gr_passwd: *mut ::c_char,
[INFO] [stdout] ...   |
[INFO] [stdout] 195 | |     }
[INFO] [stdout] 196 | | }
[INFO] [stdout]     | |_- similarly named struct `servent` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `kevent` in crate `libc`
[INFO] [stdout]   --> src/executor/reactor/sys/kqueue.rs:48:19
[INFO] [stdout]    |
[INFO] [stdout] 48 |             libc::kevent(
[INFO] [stdout]    |                   ^^^^^^ not found in `libc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `EVFILT_READ` in crate `libc`
[INFO] [stdout]   --> src/executor/reactor/sys/kqueue.rs:68:19
[INFO] [stdout]    |
[INFO] [stdout] 68 |             libc::EVFILT_READ,
[INFO] [stdout]    |                   ^^^^^^^^^^^ not found in `libc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `EV_ADD` in crate `libc`
[INFO] [stdout]   --> src/executor/reactor/sys/kqueue.rs:69:19
[INFO] [stdout]    |
[INFO] [stdout] 69 |             libc::EV_ADD | libc::EV_ENABLE,
[INFO] [stdout]    |                   ^^^^^^ not found in `libc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `EV_ENABLE` in crate `libc`
[INFO] [stdout]   --> src/executor/reactor/sys/kqueue.rs:69:34
[INFO] [stdout]    |
[INFO] [stdout] 69 |             libc::EV_ADD | libc::EV_ENABLE,
[INFO] [stdout]    |                                  ^^^^^^^^^ not found in `libc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `EVFILT_READ` in crate `libc`
[INFO] [stdout]   --> src/executor/reactor/sys/kqueue.rs:79:19
[INFO] [stdout]    |
[INFO] [stdout] 79 |             libc::EVFILT_READ,
[INFO] [stdout]    |                   ^^^^^^^^^^^ not found in `libc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `EV_DELETE` in crate `libc`
[INFO] [stdout]     --> src/executor/reactor/sys/kqueue.rs:80:19
[INFO] [stdout]      |
[INFO] [stdout] 80   |             libc::EV_DELETE | libc::EV_DISABLE,
[INFO] [stdout]      |                   ^^^^^^^^^ help: a constant with a similar name exists: `IN_DELETE`
[INFO] [stdout]      | 
[INFO] [stdout]     ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.98/src/unix/linux_like/linux/mod.rs:2560:1
[INFO] [stdout]      |
[INFO] [stdout] 2560 | pub const IN_DELETE: u32 = 0x0000_0200;
[INFO] [stdout]      | --------------------------------------- similarly named constant `IN_DELETE` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `EV_DISABLE` in crate `libc`
[INFO] [stdout]     --> src/executor/reactor/sys/kqueue.rs:80:37
[INFO] [stdout]      |
[INFO] [stdout] 80   |             libc::EV_DELETE | libc::EV_DISABLE,
[INFO] [stdout]      |                                     ^^^^^^^^^^ help: a constant with a similar name exists: `SS_DISABLE`
[INFO] [stdout]      | 
[INFO] [stdout]     ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.98/src/unix/linux_like/mod.rs:1015:1
[INFO] [stdout]      |
[INFO] [stdout] 1015 | pub const SS_DISABLE: ::c_int = 2;
[INFO] [stdout]      | ---------------------------------- similarly named constant `SS_DISABLE` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `EVFILT_TIMER` in crate `libc`
[INFO] [stdout]   --> src/executor/reactor/sys/kqueue.rs:95:19
[INFO] [stdout]    |
[INFO] [stdout] 95 |             libc::EVFILT_TIMER,
[INFO] [stdout]    |                   ^^^^^^^^^^^^ not found in `libc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `EV_ADD` in crate `libc`
[INFO] [stdout]   --> src/executor/reactor/sys/kqueue.rs:96:19
[INFO] [stdout]    |
[INFO] [stdout] 96 |             libc::EV_ADD | libc::EV_ENABLE | libc::EV_ONESHOT,
[INFO] [stdout]    |                   ^^^^^^ not found in `libc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `EV_ENABLE` in crate `libc`
[INFO] [stdout]   --> src/executor/reactor/sys/kqueue.rs:96:34
[INFO] [stdout]    |
[INFO] [stdout] 96 |             libc::EV_ADD | libc::EV_ENABLE | libc::EV_ONESHOT,
[INFO] [stdout]    |                                  ^^^^^^^^^ not found in `libc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `EV_ONESHOT` in crate `libc`
[INFO] [stdout]     --> src/executor/reactor/sys/kqueue.rs:96:52
[INFO] [stdout]      |
[INFO] [stdout] 96   |             libc::EV_ADD | libc::EV_ENABLE | libc::EV_ONESHOT,
[INFO] [stdout]      |                                                    ^^^^^^^^^^ help: a constant with a similar name exists: `IN_ONESHOT`
[INFO] [stdout]      | 
[INFO] [stdout]     ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.98/src/unix/linux_like/linux/mod.rs:2617:1
[INFO] [stdout]      |
[INFO] [stdout] 2617 | pub const IN_ONESHOT: u32 = 0x8000_0000;
[INFO] [stdout]      | ---------------------------------------- similarly named constant `IN_ONESHOT` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `kevent` in crate `libc`
[INFO] [stdout]    --> src/executor/reactor/sys/kqueue.rs:105:29
[INFO] [stdout]     |
[INFO] [stdout] 105 |             let res = libc::kevent(
[INFO] [stdout]     |                             ^^^^^^ not found in `libc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `EV_EOF` in crate `libc`
[INFO] [stdout]    --> src/executor/reactor/sys/kqueue.rs:129:37
[INFO] [stdout]     |
[INFO] [stdout] 129 |                     e.flags & libc::EV_EOF,
[INFO] [stdout]     |                                     ^^^^^^ help: a constant with a similar name exists: `VEOF`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.98/src/unix/linux_like/linux/gnu/b64/x86_64/mod.rs:408:1
[INFO] [stdout]     |
[INFO] [stdout] 408 | pub const VEOF: usize = 4;
[INFO] [stdout]     | -------------------------- similarly named constant `VEOF` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `EVFILT_READ` in crate `libc`
[INFO] [stdout]    --> src/executor/reactor/sys/kqueue.rs:131:39
[INFO] [stdout]     |
[INFO] [stdout] 131 |                     e.filter == libc::EVFILT_READ,
[INFO] [stdout]     |                                       ^^^^^^^^^^^ not found in `libc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_trait, weak_counts)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 18 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0422, E0425, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dope`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "2f76129986d2564f83b8b274b8580d65c293381d427358818c762d0c1c555455", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f76129986d2564f83b8b274b8580d65c293381d427358818c762d0c1c555455", kill_on_drop: false }`
[INFO] [stdout] 2f76129986d2564f83b8b274b8580d65c293381d427358818c762d0c1c555455
